What is IRIS in Greece?
IRIS is the instant payment service of DIAS, built into every Greek banking app. People use it to send money by phone number, pay professionals and, since December 2025, pay at any POS or e-shop. It handled 126.4 million payments worth €10.9 billion in 2025.
In detail
IRIS is the instant payment service of DIAS, built into every Greek banking app. People use it to send money by phone number, pay professionals and, since December 2025, pay at any POS or e-shop. It handled 126.4 million payments worth €10.9 billion in 2025.
How IRIS works
IRIS is the instant payment service run by DIAS, the Greek interbank system. Account-to-account payments in Greece run through DIAS, which processed 540.4 million transactions worth €544.4 billion in 2025. IRIS is the fastest-growing part: in 2025 DIAS processed 126.4 million IRIS payments worth €10.9 billion.
IRIS for people, professionals and shops
4.3 million people use IRIS P2P to pay each other by phone number, and 583,445 professionals accept IRIS P2Pro. Since December 1, 2025, IRIS Commerce has been accepted at every POS terminal and every e-shop in Greece, and it grew 70.8% in 2025.
More detail in our #PayWorldTour guide Payment methods in Greece.